Which guideline from The Art of Conversation is not being followed in the following scenario? Jessica and Elizabeth are planning a birthday party for a friend.

Elizabeth: Did you get the invitations?

Jessica: Yep—50 of 'em.

Elizabeth: What about the decorations?

Jessica: Yeah, speaking of decorations, did you hear that the homecoming committee spent half the year's budget on the decorations for the royalty float?

Be relevant.
Express your thoughts in a logical order.
Be exact.
Avoid getting overly emotional.